They pollute the roads and chug along at a snail's pace, but to their Pakistani owners the rickety trucks are moving pieces of art, commanding attention with garish portraits of flowers, Islamic art, and snow-capped Himalayan peaks.
South Asian "truck art" has become a global phenomenon, inspiring gallery exhibitions abroad and prompting stores in posh London neighbourhoods to sell flamboyant miniature pieces.
Yet closer to home some people sneer and refuse to call it "art".
Truck art has become one of Pakistan's best known cultural exports and offshoot toy and furniture industries have been spawned closer to home.
With Pakistan's economy picking up speed and new roads opening up trade routes to China, truck art may soon find new admirers abroad.